#include "mpi.h"

void f() {
  MPI_Status status;
  MPI_Request request;
  int mydone;
  int hisdone;

  MPI_Isend(&mydone, 1, MPI_INT, 6, 10, MPI_COMM_WORLD, );
  MPI_Irecv(&hisdone, 1, MPI_INT, 6, 10, MPI_COMM_WORLD, &status);

}
